Finding the Fourth Proportional to 97,956,360.18, 135,366,211.89 and 73,467,558.90
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Solution
The fourth proportional to 97,956,360.18, 135,366,211.89 and 73,467,558.90 is: 101,525,057.96
Step by Step Solution
- Step 1: Write the proportion equation
97,956,360.18 : 135,366,211.89 = 73,467,558.90 : x - Step 2: Convert to fraction form
97,956,360.18/135,366,211.89 = 73,467,558.90/x - Step 3: Cross multiply
97,956,360.18x = 135,366,211.89 × 73,467,558.90 - Step 4: Simplify right side
97,956,360.18x = 9,945,025,145,098,456 - Step 5: Solve for x
x = 9,945,025,145,098,456/97,956,360.18 - Step 6: Final answer
x = 101,525,057.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.